Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Changing a road wheel
WARNING: The use of tire sealants may damage your tire
pressure monitoring system and should not be used. However, if
you must use a sealant, have an authorized dealer install a new tire
pressure monitoring system sensor and valve stem.
WARNING: See Tire Press ...
Removal
1. Disconnect the battery ground cable. For additional information, refer
to Section.
2. Raise and support the vehicle. For additional information, refer to
Section.
3. Place a drain pan under the transmission fluid pan.
4. Drain transmission fluid.
...
Door Alignment
NOTE: The door should be adjusted for even and parallel fit with the
body opening and surrounding
panels as well as making sure that the anti-chuck pin is not binding on
convertible models.
1. Mark the position of the front door hinges to the front ...
